<?php

require_once(WSB_MODULES_PATH .'sherpa/models/Size.php');

class Sherpa_Model_Sizes extends WSB_Model_Collection
{

	/**
	 * @var string
	 */
	protected $_modelClass = 'Sherpa_Model_Size';

	/**
	 * @return array
	 */
	public function getIds()
	{
		$ids = array();
		foreach($this AS $size) {
			$ids[] = $size->getId();
		}
		return $ids;
	}
}
